340504145143 has 4 divisors (see below), whose sum is σ = 358425415960. Its totient is φ = 322582874328.

The previous prime is 340504145141. The next prime is 340504145171. The reversal of 340504145143 is 341541405043.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 340504145143 - 2¹ = 340504145141 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340504145099 and 340504145108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340504145141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8960635380 + ... + 8960635417.

It is an arithmetic number, because the mean of its divisors is an integer number (89606353990).

Almost surely, 2^340504145143 is an apocalyptic number.

340504145143 is a deficient number, since it is larger than the sum of its proper divisors (17921270817).

340504145143 is a wasteful number, since it uses less digits than its factorization.

340504145143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17921270816.

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 340504145143 in words is "three hundred forty billion, five hundred four million, one hundred forty-five thousand, one hundred forty-three".